diff --git a/embed/README.md b/embed/README.md
index efc0465..1ddb985 100644
--- a/embed/README.md
+++ b/embed/README.md
@@ -19,11 +19,22 @@ The following optional features are compiled in:
 - [uint](https://github.com/sqlite/sqlite/blob/master/ext/misc/uint.c)
 - [time](../sqlite3/time.c)
 
-See the [configuration options](../sqlite3/sqlite_cfg.h),
+See the [configuration options](../sqlite3/sqlite_opt.h),
 and [patches](../sqlite3) applied.
 
 Built using [`wasi-sdk`](https://github.com/WebAssembly/wasi-sdk),
 and [`binaryen`](https://github.com/WebAssembly/binaryen).
 
 The build is easily reproducible, and verifiable, using
-[Artifact Attestations](https://github.com/ncruces/go-sqlite3/attestations).
\ No newline at end of file
+[Artifact Attestations](https://github.com/ncruces/go-sqlite3/attestations).
+
+### Customizing the build
+
+You can use your own custom build of SQLite.
+
+Examples of custom builds of SQLite are:
+- [`github.com/ncruces/go-sqlite3/embed/bcw2`](https://github.com/ncruces/go-sqlite3/tree/main/embed/bcw2)
+  built from a branch supporting [`BEGIN CONCURRENT`](https://sqlite.org/src/doc/begin-concurrent/doc/begin_concurrent.md)
+  and [Wal2](https://www.sqlite.org/cgi/src/doc/wal2/doc/wal2.md).
+- [`github.com/asg017/sqlite-vec-go-bindings/ncruces`](https://github.com/asg017/sqlite-vec-go-bindings)
+  which includes the [`sqlite-vec`](https://github.com/asg017/sqlite-vec) vector search extension.
\ No newline at end of file
diff --git a/embed/bcw2/README.md b/embed/bcw2/README.md
index b7c1e16..f8b3167 100644
--- a/embed/bcw2/README.md
+++ b/embed/bcw2/README.md
@@ -1,7 +1,7 @@
 # Embeddable Wasm build of SQLite
 
 This folder includes an embeddable Wasm build of SQLite 3.46.0, including the experimental
-[BEGIN CONCURRENT](https://sqlite.org/src/doc/begin-concurrent/doc/begin_concurrent.md) and
+[`BEGIN CONCURRENT`](https://sqlite.org/src/doc/begin-concurrent/doc/begin_concurrent.md) and
 [Wal2](https://www.sqlite.org/cgi/src/doc/wal2/doc/wal2.md) patches.
 
 > [!IMPORTANT]  
diff --git a/embed/bcw2/build.sh b/embed/bcw2/build.sh
index 1bc695c..ee21ddc 100755
--- a/embed/bcw2/build.sh
+++ b/embed/bcw2/build.sh
@@ -7,7 +7,7 @@ ROOT=../../
 BINARYEN="$ROOT/tools/binaryen/bin"
 WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 
-trap 'rm -rf build sqlite bcw2.tmp' EXIT
+trap 'rm -rf build/ sqlite/ bcw2.tmp' EXIT
 
 mkdir -p build/ext/
 cp "$ROOT"/sqlite3/*.[ch] build/
diff --git a/embed/build.sh b/embed/build.sh
index a719f8b..6141efd 100755
--- a/embed/build.sh
+++ b/embed/build.sh
@@ -7,6 +7,8 @@ ROOT=../
 BINARYEN="$ROOT/tools/binaryen/bin"
 WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 
+trap 'rm -f sqlite3.tmp' EXIT
+
 "$WASI_SDK/clang" --target=wasm32-wasi -std=c23 -g0 -O2 \
 	-Wall -Wextra -Wno-unused-parameter -Wno-unused-function \
 	-o sqlite3.wasm "$ROOT/sqlite3/main.c" \
@@ -23,7 +25,6 @@ WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 	-DSQLITE_CUSTOM_INCLUDE=sqlite_opt.h \
 	$(awk '{print "-Wl,--export="$0}' exports.txt)
 
-trap 'rm -f sqlite3.tmp' EXIT
 "$BINARYEN/wasm-ctor-eval" -g -c _initialize sqlite3.wasm -o sqlite3.tmp
 "$BINARYEN/wasm-opt" -g --strip --strip-producers -c -O3 \
 	sqlite3.tmp -o sqlite3.wasm \
diff --git a/gormlite/go.mod b/gormlite/go.mod
index 710f29e..68e2bc2 100644
--- a/gormlite/go.mod
+++ b/gormlite/go.mod
@@ -14,6 +14,6 @@ require (
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/ncruces/julianday v1.0.0 // indirect
 	github.com/tetratelabs/wazero v1.7.3 // indirect
-	golang.org/x/sys v0.23.0 // indirect
+	golang.org/x/sys v0.24.0 // indirect
 	golang.org/x/text v0.17.0 // indirect
 )
diff --git a/gormlite/go.sum b/gormlite/go.sum
index 56b7aef..c66ab33 100644
--- a/gormlite/go.sum
+++ b/gormlite/go.sum
@@ -8,8 +8,8 @@ github.com/ncruces/julianday v1.0.0 h1:fH0OKwa7NWvniGQtxdJRxAgkBMolni2BjDHaWTxqt
 github.com/ncruces/julianday v1.0.0/go.mod h1:Dusn2KvZrrovOMJuOt0TNXL6tB7U2E8kvza5fFc9G7g=
 github.com/tetratelabs/wazero v1.7.3 h1:PBH5KVahrt3S2AHgEjKu4u+LlDbbk+nsGE3KLucy6Rw=
 github.com/tetratelabs/wazero v1.7.3/go.mod h1:ytl6Zuh20R/eROuyDaGPkp82O9C/DJfXAwJfQ3X6/7Y=
-golang.org/x/sys v0.23.0 h1:YfKFowiIMvtgl1UERQoTPPToxltDeZfbj4H7dVUCwmM=
-golang.org/x/sys v0.23.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.24.0 h1:Twjiwq9dn6R1fQcyiK+wQyHWfaz/BJB+YIpzU/Cv3Xg=
+golang.org/x/sys v0.24.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/text v0.17.0 h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc=
 golang.org/x/text v0.17.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 gorm.io/gorm v1.25.11 h1:/Wfyg1B/je1hnDx3sMkX+gAlxrlZpn6X0BXRlwXlvHg=
diff --git a/util/vtabutil/parse/build.sh b/util/vtabutil/parse/build.sh
index b30953c..ac587e6 100755
--- a/util/vtabutil/parse/build.sh
+++ b/util/vtabutil/parse/build.sh
@@ -7,6 +7,8 @@ ROOT=../../../
 BINARYEN="$ROOT/tools/binaryen/bin"
 WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 
+trap 'rm -f sql3parse_table.tmp' EXIT
+
 "$WASI_SDK/clang" --target=wasm32-wasi -std=c23 -g0 -Oz \
 	-Wall -Wextra -o sql3parse_table.wasm main.c \
 	-mexec-model=reactor \
@@ -18,7 +20,6 @@ WASI_SDK="$ROOT/tools/wasi-sdk/bin"
 	-Wl,--import-undefined \
 	-Wl,--export=sql3parse_table
 
-trap 'rm -f sql3parse_table.tmp' EXIT
 "$BINARYEN/wasm-ctor-eval" -c _initialize sql3parse_table.wasm -o sql3parse_table.tmp
 "$BINARYEN/wasm-opt" --strip --strip-debug --strip-producers -c -Oz \
 	sql3parse_table.tmp -o sql3parse_table.wasm \